Create really_useful_fix.rb
Create another_feature.rb
Create really_useful_fix.rb
Merge pull request #11 from githubteacher/master

Githubteacher's contributions
Include introduction.md
Revise introduction.md
Revise introduction.md
Adding Skills
Added new rule about coffee
Add 1 more skill
Merge pull request #2 from aahmed22/new_rules

Too many people are spilling coffee
Merge branch 'deadly_skills'
It was necessary.
Merge branch 'master' into release_branch_1.0